Finding the Fourth Proportional to 1,215.30, 1,676.56 and 795.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215.30 : 1,676.56 = 795.54 : x
2. Step 2: Convert to fraction form
   1,215.30/1,676.56 = 795.54/x
3. Step 3: Cross multiply
   1,215.30x = 1,676.56 × 795.54
4. Step 4: Simplify right side
   1,215.30x = 1,333,770.54
5. Step 5: Solve for x
   x = 1,333,770.54/1,215.30
6. Step 6: Final answer
   x = 1,097.48